fix crash on creeper explosion ( #1755 )

This commit is contained in:
cora 2021-05-24 12:41:16 +02:00
parent b6dd8d5c44
commit 66f132a645

View file

@ -22,7 +22,7 @@ local DEFAULT_CLIMB_SPEED = 3
mobs.stick_in_cobweb = function(self) mobs.stick_in_cobweb = function(self)
local current_velocity = self.object:get_velocity() local current_velocity = self.object:get_velocity()
local goal_velocity = vector_multiply(vector_normalize(current_velocity), 0.4) local goal_velocity = vector_multiply(vector_normalize(current_velocity), 0.4)
goal_velocity.y = -0.5 goal_velocity.y = -0.5
@ -38,8 +38,11 @@ end
--this is a generic float function --this is a generic float function
mobs.float = function(self) mobs.float = function(self)
if self.object:get_acceleration().y ~= 0 then local acceleration = self.object:get_acceleration()
if acceleration and acceleration.y ~= 0 then
self.object:set_acceleration(vector_new(0,0,0)) self.object:set_acceleration(vector_new(0,0,0))
else
return
end end
local current_velocity = self.object:get_velocity() local current_velocity = self.object:get_velocity()
@ -86,10 +89,10 @@ end
--[[ --[[
_ _ _ _
| | | | | | | |
| | __ _ _ __ __| | | | __ _ _ __ __| |
| | / _` | '_ \ / _` | | | / _` | '_ \ / _` |
| |___| (_| | | | | (_| | | |___| (_| | | | | (_| |
\_____/\__,_|_| |_|\__,_| \_____/\__,_|_| |_|\__,_|
]] ]]
@ -100,7 +103,7 @@ end
--internal = lua (self.yaw) --internal = lua (self.yaw)
--engine = c++ (self.object:get_yaw()) --engine = c++ (self.object:get_yaw())
mobs.set_velocity = function(self, v) mobs.set_velocity = function(self, v)
local yaw = (self.yaw or 0) local yaw = (self.yaw or 0)
local current_velocity = self.object:get_velocity() local current_velocity = self.object:get_velocity()
@ -152,7 +155,7 @@ mobs.jump = function(self, velocity)
--fallback velocity to allow modularity --fallback velocity to allow modularity
velocity = velocity or DEFAULT_JUMP_HEIGHT velocity = velocity or DEFAULT_JUMP_HEIGHT
self.object:add_velocity(vector_new(0,velocity,0)) self.object:add_velocity(vector_new(0,velocity,0))
end end
--make mobs fall slowly --make mobs fall slowly
@ -188,10 +191,10 @@ end
--[[ --[[
_____ _ _____ _
/ ___| (_) / ___| (_)
\ `--.__ ___ _ __ ___ \ `--.__ ___ _ __ ___
`--. \ \ /\ / / | '_ ` _ \ `--. \ \ /\ / / | '_ ` _ \
/\__/ /\ V V /| | | | | | | /\__/ /\ V V /| | | | | | |
\____/ \_/\_/ |_|_| |_| |_| \____/ \_/\_/ |_|_| |_| |_|
]]-- ]]--
@ -221,7 +224,7 @@ mobs.flop = function(self, velocity)
local final_additional_force = vector_multiply(minetest_yaw_to_dir(dir), force) local final_additional_force = vector_multiply(minetest_yaw_to_dir(dir), force)
--place in the "flop" velocity to make the mob flop --place in the "flop" velocity to make the mob flop
final_additional_force.y = velocity final_additional_force.y = velocity
self.object:add_velocity(final_additional_force) self.object:add_velocity(final_additional_force)
@ -235,7 +238,7 @@ end
--internal = lua (self.yaw) --internal = lua (self.yaw)
--engine = c++ (self.object:get_yaw()) --engine = c++ (self.object:get_yaw())
mobs.set_swim_velocity = function(self, v) mobs.set_swim_velocity = function(self, v)
local yaw = (self.yaw or 0) local yaw = (self.yaw or 0)
local pitch = (self.pitch or 0) local pitch = (self.pitch or 0)
@ -265,14 +268,14 @@ mobs.set_swim_velocity = function(self, v)
end end
--[[ --[[
______ _ ______ _
| ___| | | ___| |
| |_ | |_ _ | |_ | |_ _
| _| | | | | | | _| | | | | |
| | | | |_| | | | | | |_| |
\_| |_|\__, | \_| |_|\__, |
__/ | __/ |
|___/ |___/
]]-- ]]--
-- move mob in facing direction -- move mob in facing direction
@ -280,7 +283,7 @@ ______ _
--internal = lua (self.yaw) --internal = lua (self.yaw)
--engine = c++ (self.object:get_yaw()) --engine = c++ (self.object:get_yaw())
mobs.set_fly_velocity = function(self, v) mobs.set_fly_velocity = function(self, v)
local yaw = (self.yaw or 0) local yaw = (self.yaw or 0)
local pitch = (self.pitch or 0) local pitch = (self.pitch or 0)
@ -332,14 +335,14 @@ end
--[[ --[[
___ ___
|_ | |_ |
| |_ _ _ __ ___ _ __ | |_ _ _ __ ___ _ __
| | | | | '_ ` _ \| '_ \ | | | | | '_ ` _ \| '_ \
/\__/ / |_| | | | | | | |_) | /\__/ / |_| | | | | | | |_) |
\____/ \__,_|_| |_| |_| .__/ \____/ \__,_|_| |_| |_| .__/
| | | |
|_| |_|
]]-- ]]--
--special mob jump movement --special mob jump movement
@ -388,4 +391,4 @@ mobs.swap_auto_step_height_adjust = function(self)
elseif y_vel ~= 0 and self.stepheight ~= 0 then elseif y_vel ~= 0 and self.stepheight ~= 0 then
self.stepheight = 0 self.stepheight = 0
end end
end end